Important Questions Test: Getting to Know Plants

Flower is the most beautiful part of plant. Generally it is colourful.

The part of plant above the ground is called as shoot system, which includes stem, branches and leaves.

Leaves are green due to presence of green pigment called chlorophylls inside chloroplast.

Tiny pores on the surface of leaves are called stomata. Stomata is responsible for exchange of gases and transpiration.

The leaves of spinach is used as vegetable which contain Iron, and protein in large quantity.

The potato tuber used as vegetable is underground modified stem.

Radicle is the first part of a seedling to emerge from the seed during the process of germination. The radicle is the embryonic root of the plant and grows downward in the soil.
Plumule is the young shoot of  a plant embryo above the cotyledons, consisiting of the epicotyl and often of immature leaves.
Cotyledon is the significant part of the embryo within the seed of a plant. Upon germination, the cotyledon may become the embryonic first leaves of a seedling.
Ovule is the structure that gives rise to and contains female reproductive cells.Thus, the correct answer is Plumule.

Pollen grains are produced inside anther of stamen that produce male gametes.

Primary function of leaf is to prepare food by the process of photosynthesis in presence of sunlight.

The spines of cactus are modified leaves to reduce rate of transpiration in plants.